Original U.S. WWII M21 Inert Practice Pineapple Fragmentation Training Hand Grenade with Canister British Military Hats and would make a centerpiece

and would make a centerpiece any armored warfare collection

but not without serious problems on occasion (as noted by Otto Parschau)

it is of multi piece construction

The German Army called it the Salatschüssel (salad bowl)

Interior crown has two original comb anchors secured under the bolts for the top comb

Original U.S. WWII M21 Inert Practice Pineapple Fragmentation Training Hand Grenade with Canister British Military Hats and would make a centerpieceOriginal Item: Only One Available. Totally inert according to BATF guidelines with a hollow body and inert fuse. This grenade cannot be converted to an explosive device and is not available for export. This is a great example of the M21 Practice Training grenade, an inert version of the iconic U. S. fragmentation pineapple grenade issued during WWII. The Mk II was standardized in 1920 replacing the Mk I of 1917. It was phased out gradually, the U. S.